What OpenSearch is and what it is used for
OpenSearch is a fork from the Elasticsearch project. It happened after Elasticsearch became a non-open source project, early in 2021. The first version of OpenSearch appeared in the middle of the year 2021.
The major difference between the two projects is the advanced analytics capabilities, which are available for free in the OpenSearch version, whereas you have to pay for their use in ElasticSearch.
The OpenSearch system allows searching and analyzing data from several sources. You can build visualizations, run alarms, and create analytics. With OpenSearch, you can also implement anomaly detection and data classification.
In other words, OpenSearch offers very powerful tools for analyzing data. In this chapter, you will learn how to ingest data into OpenSearch, perform analytics on it, and show it in Grafana dashboards.
You can use OpenSearch for many things, such as the following:
- Data store and search engine
- Log...